/**
 *  表单验证
 *  //定义表单规则
    var rule = [
        {name:"nickname", checkType : "string", checkRule:"1,3",  errorMsg:"姓名应为1-3个字符"},
        {name:"gender", checkType : "in", checkRule:['男','女'],  errorMsg:"请选择性别"},
        {name:"loves", checkType : "notnull", checkRule:"",  errorMsg:"请选择爱好"}
    ];
    var checkRes = graceChecker.check({
        nickname:'斯蒂芬',
        gender:'男',
        loves:'打代码'
    }, rule);
    if(checkRes){
        console.log('验证通过')
    }
 */
export const graceChecker = {
  error: '',
  check: function(data, rule) {
    for (var i = 0; i < rule.length; i++) {
      if (!rule[i].checkType) { return true }
      if (!rule[i].name) { return true }
      if (!rule[i].errorMsg) { return true }
      if (!data[rule[i].name]) { this.error = rule[i].errorMsg; return false }
      switch (rule[i].checkType) {
        case 'string':
          var reg = new RegExp('^.{' + rule[i].checkRule + '}$')
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'int':
          var reg = new RegExp('^(-[1-9]|[1-9])[0-9]{' + rule[i].checkRule + '}$')
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'between':
          if (!this.isNumber(data[rule[i].name])) {
            this.error = rule[i].errorMsg
            return false
          }
          var minMax = rule[i].checkRule.split(',')
          minMax[0] = Number(minMax[0])
          minMax[1] = Number(minMax[1])
          if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
            this.error = rule[i].errorMsg
            return false
          }
          break
        case 'betweenD':
          var reg = /^-?[1-9][0-9]?$/
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          var minMax = rule[i].checkRule.split(',')
          minMax[0] = Number(minMax[0])
          minMax[1] = Number(minMax[1])
          if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
            this.error = rule[i].errorMsg
            return false
          }
          break
        case 'betweenF':
          var reg = /^-?[0-9][0-9]?.+[0-9]+$/
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          var minMax = rule[i].checkRule.split(',')
          minMax[0] = Number(minMax[0])
          minMax[1] = Number(minMax[1])
          if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
            this.error = rule[i].errorMsg
            return false
          }
          break
        case 'same':
          if (data[rule[i].name] != rule[i].checkRule) { this.error = rule[i].errorMsg; return false }
          break
        case 'notsame':
          if (data[rule[i].name] == rule[i].checkRule) { this.error = rule[i].errorMsg; return false }
          break
        case 'email':
          var reg = /^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'phoneno':
          var reg = /^1[0-9]{10,10}$/
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'zipcode':
          var reg = /^[0-9]{6}$/
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'reg':
          var reg = new RegExp(rule[i].checkRule)
          if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
          break
        case 'in':
          if (!rule[i].checkRule.some(row => row === data[rule[i].name])) {
            this.error = rule[i].errorMsg; return false
          }
          break
        case 'notnull':
          if (data[rule[i].name] == null || data[rule[i].name].length < 1) { this.error = rule[i].errorMsg; return false }
          break
      }
    }
    return true
  },
  isNumber: function(checkVal) {
    var reg = /^-?[1-9][0-9]?.?[0-9]*$/
    return reg.test(checkVal)
  }
}
